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Note 13 - Stockholders' Equity (Details Textual) - $ / shares	Jan. 28, 2023	Nov. 30, 2021
Dividends Payable, Amount Per Share (in dollars per share)	$ 1.50	$ 1.25
Dividends Payable, Date to be Paid	Apr. 06, 2023
Dividends Payable, Date of Record	Mar. 23, 2023
Dividends Payable, Date Declared		Nov. 30, 2021

X

- Definition

Date the declared dividend will be paid, in YYYY-MM-DD format.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
-URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586

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X

- Definition

The per share amount of a dividend declared, but not paid, as of the financial reporting date.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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X

- Definition

Date the dividend to be paid was declared, in YYYY-MM-DD format.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 50
-Paragraph 3
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- Definition

Date the holder must own the stock to be entitled to the dividend, in YYYY-MM-DD format.

+ References

No definition available.

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